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PHP | Gmagick setsize() Function

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  • Last Updated : 23 Jan, 2020
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The Gmagick::setsize() function is an inbuilt function in PHP which is used to set the size associated with an gmagick object.

Syntax:

Gmagick Gmagick::setsize( int $columns, int $rows )

Parameters: This function accept two parameters as mentioned above and described below:

  • $columns: It specifies the width of an image.
  • $rows: It specifies the height of an image.

Return Value: This function returns Gmagick object on success.

Exceptions: This function throws GmagickException on error.

Below given programs illustrate the Gmagick::setsize() function in PHP:

Used Image:

Program 1:




<?php
  
// Create a new Gmagick object
$gmagick = new Gmagick('geeksforgeeks.png');
  
// Set the size
$gmagick->setsize(200, 200);
  
// Get the size
$size = $gmagick->getsize();
print_r($size);
?>


Output:

Array ( [columns] => 200 [rows] => 200 )

Program 2:




<?php
  
// Create a new Gmagick object
$gmagick = new Gmagick('geeksforgeeks.png');
  
// Set the size
$gmagick->setsize(600, 200);
  
// Crop image using size
$gmagick->cropimage(
    $gmagick->getsize()['columns'],
    $gmagick->getsize()['rows'], 0, 0
);
  
// Output the image  
header('Content-type: image/png');  
echo $gmagick;  
?>


Output:

Reference: https://www.php.net/manual/en/gmagick.setsize.php


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